Multiple Choice
Based on supporting evidence of the Mars "ocean" hypothesis, which statement is true?
A) Mars has an ocean today.
B) Mars has an ocean, and it is probably hidden in vast caverns beneath the surface of the planet.
C) Mars may have had an ocean in the distant past, between 3.2 and 1.2 billion years ago.
D) Mars may have had an ocean until very recently.
Correct Answer:
Verified
Correct Answer:
Verified
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